| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 37.8 | 42.2 | 49.5 | 56.5 | 63.6 | 70.5 | 80.8 | 81.7 | 72.0 | 58.0 | 44.0 | 36.0 | 57.8 |
| Highest Mean Max. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Max. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Temperature (F) | 31.2 | 33.8 | 39.6 | 45.4 | 52.3 | 58.7 | 66.5 | 66.6 | 57.9 | 46.9 | 36.6 | 29.3 | 47.1 |
| Highest Mean Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Min. Temperature (F) | 24.5 | 25.3 | 29.6 | 34.3 | 40.9 | 47.0 | 52.2 | 51.4 | 43.8 | 35.9 | 29.2 | 22.6 | 36.4 |
| Highest Mean Min. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Min. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Precipitation (in.) | 1.32 | 1.27 | 2.37 | 2.83 | 3.58 | 3.08 | 1.44 | 1.06 | 1.50 | 1.78 | 1.88 | 1.48 | 23.59 |
| Highest Precipitation (in.) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Precipitation (in.) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Heating Degree Days (F) | 1049. | 875. | 789. | 588. | 399. | 208. | 60. | 58. | 234. | 560. | 852. | 1107. | 6779. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 0. | 4. | 20. | 106. | 106. | 21. | 0. | 0. | 0. | 258. |